More than 100,000 homes and businesses have been left without power after a tornado ripped through parts of northern Dallas late Sunday.
Flights at the Love Field airport were also delayed, officials added.
No injuries or deaths have immediately been reported, and no flash flood warnings have been issued.
Police and firefighters were scanning neighbourhoods to determine the extent of the damage on life and property.
                                
                                        
            Former US VP Dick Cheney dies at 84
        
            Trump threatens to cut funds for New York City if Mamdani wins mayoral race
        
            Death toll from Typhoon Kalmaegi rises to four in the Philippines
        
            Worker trapped under collapsed medieval tower in Rome dies
        
            Saudi Crown Prince bin Salman to visit Trump in White House
        
            Australia to offer three hours free solar power daily to millions
        
            Man charged with 10 counts of attempted murder after knife attack on UK train
        
            Tanzania's Hassan sworn into office after deadly election violence
        
                                    